The data and index get stored under /opt/solr/server/solr/articles_shard1_replica_n1. The config directory when the collection was created, that time the path to the config was given as '/opt/solr/server/solr/configsets/articles'. I didn't use the service installer script. The other two solr nodes are working without any issue. Any ideas how I can resolve this.
Below is the solr.log after restart 2018-09-20 03:01:32.853 INFO (main) [ ] o.e.j.u.log Logging initialized @950ms to org.eclipse.jetty.util.log.Slf4jLog 2018-09-20 03:01:33.015 INFO (main) [ ] o.e.j.s.Server jetty-9.4.10.v20180503; built: 2018-05-03T15:56:21.710Z; git: daa59876e6f384329b122929e70a80934569428c; jvm 1.8.0_171-b11 2018-09-20 03:01:33.044 INFO (main) [ ] o.e.j.d.p.ScanningAppProvider Deployment monitor [file:///opt/solr/server/contexts/] at interval 0 2018-09-20 03:01:33.334 INFO (main) [ ] o.e.j.w.StandardDescriptorProcessor NO JSP Support for /solr, did not find org.apache.jasper.servlet.JspServlet 2018-09-20 03:01:33.343 INFO (main) [ ] o.e.j.s.session DefaultSessionIdManager workerName=node0 2018-09-20 03:01:33.343 INFO (main) [ ] o.e.j.s.session No SessionScavenger set, using defaults 2018-09-20 03:01:33.345 INFO (main) [ ] o.e.j.s.session node0 Scavenging every 660000ms 2018-09-20 03:01:33.400 INFO (main) [ ] o.a.s.u.c.SSLCredentialProviderFactory Processing SSL Credential Provider chain: env;sysprop 2018-09-20 03:01:33.436 INFO (main) [ ] o.a.s.s.SolrDispatchFilter Using logger factory org.apache.logging.slf4j.Log4jLoggerFactory 2018-09-20 03:01:33.443 INFO (main) [ ] o.a.s.s.SolrDispatchFilter ___ _ Welcome to Apache Solr™ version 7.4.0 2018-09-20 03:01:33.447 INFO (main) [ ] o.a.s.s.SolrDispatchFilter / __| ___| |_ _ Starting in cloud mode on port 8983 2018-09-20 03:01:33.447 INFO (main) [ ] o.a.s.s.SolrDispatchFilter \__ \/ _ \ | '_| Install dir: /opt/solr 2018-09-20 03:01:33.448 INFO (main) [ ] o.a.s.s.SolrDispatchFilter |___/\___/_|_| Start time: 2018-09-20T03:01:33.448Z 2018-09-20 03:01:33.476 INFO (main) [ ] o.a.s.c.SolrResourceLoader Using system property solr.solr.home: /opt/solr/server/solr 2018-09-20 03:01:33.551 INFO (zkConnectionManagerCallback-2-thread-1) [ ] o.a.s.c.c.ConnectionManager zkClient has connected 2018-09-20 03:01:33.558 INFO (main) [ ] o.a.s.s.SolrDispatchFilter Loading solr.xml from SolrHome (not found in ZooKeeper) 2018-09-20 03:01:33.561 INFO (main) [ ] o.a.s.c.SolrXmlConfig Loading container configuration from /opt/solr/server/solr/solr.xml 2018-09-20 03:01:33.648 INFO (main) [ ] o.a.s.c.SolrXmlConfig MBean server found: com.sun.jmx.mbeanserver.JmxMBeanServer@15d9bc04, but no JMX reporters were configured - adding default JMX reporter. 2018-09-20 03:01:34.479 INFO (main) [ ] o.a.s.c.ZkContainer Zookeeper client=zook1.local:2181,zook2.local:2182,zook3.local:2183 2018-09-20 03:01:34.503 INFO (zkConnectionManagerCallback-6-thread-1) [ ] o.a.s.c.c.ConnectionManager zkClient has connected 2018-09-20 03:01:34.603 WARN (main) [ ] o.a.s.c.ZkController The _default configset could not be uploaded. Please provide 'solr.default.confdir' parameter that points to a configset intended to be the default. Current 'solr.default.confdir' value: /opt/solr/server/solr/configsets/_default/conf 2018-09-20 03:01:34.608 INFO (main) [ ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (2) 2018-09-20 03:01:34.636 INFO (main) [ ] o.a.s.c.Overseer Overseer (id=null) closing 2018-09-20 03:01:34.652 INFO (main) [ ] o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 2147483647 transient cores 2018-09-20 03:01:34.652 INFO (main) [ ] o.a.s.c.ZkController Register node as live in ZooKeeper:/live_nodes/solr1:8983_solr 2018-09-20 03:01:34.663 INFO (zkCallback-5-thread-1) [ ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (2) -> (3) 2018-09-20 03:01:34.666 INFO (main) [ ] o.a.s.c.CoreContainer Initializing authorization plugin: solr.RuleBasedAuthorizationPlugin 2018-09-20 03:01:34.675 INFO (main) [ ] o.a.s.c.CoreContainer Initializing authentication plugin: solr.BasicAuthPlugin 2018-09-20 03:01:34.680 INFO (main) [ ] o.a.s.c.CoreContainer PKIAuthenticationPlugin is managing internode requests 2018-09-20 03:01:34.844 INFO (zkConnectionManagerCallback-13-thread-1) [ ] o.a.s.c.c.ConnectionManager zkClient has connected 2018-09-20 03:01:34.846 INFO (main) [ ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (3) 2018-09-20 03:01:34.849 INFO (main) [ ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at zook1.local:2181,zook2.local:2182,zook3.local:2183 ready 2018-09-20 03:01:34.870 INFO (main) [ ] o.a.s.h.a.MetricsHistoryHandler No .system collection, keeping metrics history in memory. 2018-09-20 03:01:34.940 INFO (main) [ ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.node' (registry 'solr.node') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@15d9bc04 2018-09-20 03:01:34.941 INFO (main) [ ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jvm' (registry 'solr.jvm') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@15d9bc04 2018-09-20 03:01:34.945 INFO (main) [ ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jetty' (registry 'solr.jetty') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@15d9bc04 2018-09-20 03:01:35.000 INFO (main) [ ] o.a.s.c.CorePropertiesLocator Found 39 core definitions underneath /opt/solr/server/solr 2018-09-20 03:01:35.001 INFO (main) [ ] o.a.s.c.CorePropertiesLocator Cores are: [pages_shard1_replica_n11, bos, users, pax, card, companies, incentive, admins, clients, promotions, relevant-companies, categories, activations, history, bos-tranx, dev-history, articles, deactivated-users, dev-users, cdl, awards_shard1_replica_n11, incentive_shard1_replica_n19, categories_shard1_replica_n11, dev-users_shard1_replica_n11, promos_shard1_replica_n15, articles_shard1_replica_n15, relevant-companies_shard1_replica_n11, companies_shard1_replica_n11, history_shard1_replica_n17, clients_shard1_replica_n11, cdl_shard1_replica_n15, staging-awards_shard1_replica_n19, dev-history_shard1_replica_n15, users_shard1_replica_n11, promotions_shard1_replica_n15, activations_shard1_replica_n11, admins_shard1_replica_n23, card_shard1_replica_n23, pax_shard1_replica_n15] 2018-09-20 03:01:35.095 INFO (main) [ ] o.e.j.s.h.ContextHandler Started o.e.j.w.WebAppContext@3af9c5b7 {/solr,file:///opt/solr/server/solr-webapp/webapp/,AVAILABLE}{file:///opt/solr/server//solr-webapp/webapp} 2018-09-20 03:01:35.122 INFO (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader [categories] Added 52 libs to classloader, from paths: [/opt/solr/contrib/extraction/lib, /opt/solr/contrib/langid/lib, /opt/solr/contrib/velocity/lib, /opt/solr/dist] 2018-09-20 03:01:35.122 INFO (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader [categories_shard1_replica_n11] Added 52 libs to classloader, from paths: [/opt/solr/contrib/extraction/lib, /opt/solr/contrib/langid/lib, /opt/solr/contrib/velocity/lib, /opt/solr/dist] 2018-09-20 03:01:35.122 INFO (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader [pages_shard1_replica_n11] Added 52 libs to classloader, from paths: [/opt/solr/contrib/extraction/lib, /opt/solr/contrib/langid/lib, /opt/solr/contrib/velocity/lib, /opt/solr/dist] 2018-09-20 03:01:35.129 INFO (main) [ ] o.e.j.s.AbstractConnector Started ServerConnector@267f474e{HTTP/1.1,[http/1.1]}{0.0.0.0:8983} 2018-09-20 03:01:35.129 INFO (main) [ ] o.e.j.s.Server Started @3227ms 2018-09-20 03:01:35.436 INFO (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.u.SolrIndexConfig IndexWriter infoStream solr logging is enabled 2018-09-20 03:01:35.439 INFO (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.u.SolrIndexConfig IndexWriter infoStream solr logging is enabled 2018-09-20 03:01:35.444 INFO (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrConfig Using Lucene MatchVersion: 6.1.0 2018-09-20 03:01:35.444 INFO (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrConfig Using Lucene MatchVersion: 6.1.0 2018-09-20 03:01:35.444 INFO (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.u.SolrIndexConfig IndexWriter infoStream solr logging is enabled 2018-09-20 03:01:35.452 INFO (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrConfig Using Lucene MatchVersion: 6.1.0 2018-09-20 03:01:35.637 INFO (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema [categories] Schema name=example 2018-09-20 03:01:35.639 INFO (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema [pages_shard1_replica_n11] Schema name=pages 2018-09-20 03:01:35.640 INFO (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema [categories_shard1_replica_n11] Schema name=example 2018-09-20 03:01:35.729 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieIntField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.729 WARN (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieIntField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.729 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieIntField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.733 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieFloatField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.733 WARN (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieFloatField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.733 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieFloatField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.737 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieLongField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.737 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieLongField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.737 WARN (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieLongField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.742 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieDoubleField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.742 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieDoubleField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.742 WARN (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieDoubleField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.753 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieDateField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.753 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.TrieDateField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.787 INFO (coreLoadExecutor-9-thread-3-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema Loaded schema pages/1.0 with uniqueid field id 2018-09-20 03:01:35.837 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.LatLonType]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.837 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.LatLonType]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.842 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.GeoHashField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.842 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.GeoHashField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.849 WARN (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.CurrencyField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.849 WARN (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.SolrResourceLoader Solr loaded a deprecated plugin/analysis class [solr.CurrencyField]. Please consult documentation how to replace it accordingly. 2018-09-20 03:01:35.858 INFO (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema Loaded schema example/1.5 with uniqueid field id 2018-09-20 03:01:35.858 INFO (coreLoadExecutor-9-thread-2-processing-n:solr1:8983_solr) [ ] o.a.s.s.IndexSchema Loaded schema example/1.5 with uniqueid field id 2018-09-20 03:01:35.994 ERROR (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [c:categories x:categories] o.a.s.c.CoreContainer Could not repair coreNodeName in core.properties file for core categories 2018-09-20 03:01:35.994 ERROR (coreLoadExecutor-9-thread-1-processing-n:solr1:8983_solr) [c:categories x:categories] o.a.s.c.ZkController org.apache.solr.common.SolrException: No coreNodeName for CoreDescriptor[name=categories;instanceDir=/opt/solr/server/solr/configsets/categories] at org.apache.solr.cloud.ZkController.checkStateInZk(ZkController.java:1716) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.cloud.ZkController.preRegister(ZkController.java:1654) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1128) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.core.CoreContainer.lambda$load$13(CoreContainer.java:681) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedCallable.call(InstrumentedExecutorService.java:197) ~[metrics-core-3.2.6.jar:3.2.6] at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_171] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:209) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_171] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171] 2018-09-20 03:01:36.002 ERROR (coreContainerWorkExecutor-2-thread-1-processing-n:solr1:8983_solr) [ ] o.a.s.c.CoreContainer Error waiting for SolrCore to be loaded on startup org.apache.solr.common.SolrException: Unable to create core [categories] at org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1156) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.core.CoreContainer.lambda$load$13(CoreContainer.java:681) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedCallable.call(InstrumentedExecutorService.java:197) ~[metrics-core-3.2.6.jar:3.2.6] at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_171] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:209) ~[solr-solrj-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:14] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_171] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171] Caused by: org.apache.solr.common.SolrException: at org.apache.solr.cloud.ZkController.preRegister(ZkController.java:1685) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1128) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] ... 7 more Caused by: org.apache.solr.common.SolrException: No coreNodeName for CoreDescriptor[name=categories;instanceDir=/opt/solr/server/solr/configsets/categories] at org.apache.solr.cloud.ZkController.checkStateInZk(ZkController.java:1716) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.cloud.ZkController.preRegister(ZkController.java:1654) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] at org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1128) ~[solr-core-7.4.0.jar:7.4.0 9060ac689c270b02143f375de0348b7f626adebc - jpountz - 2018-06-18 16:55:13] ... 7 more On Wed, Sep 19, 2018 at 7:29 PM Shawn Heisey <apa...@elyograg.org> wrote: > On 9/19/2018 8:22 PM, Schaum Mallik wrote: > > I have a 3 zookeeper ensemble and 3 solr nodes running version 7.4.0. > > Recently I had to restart one node and after I did that it started > throwing > > this exception. > <snip> > > Caused by: org.apache.solr.common.SolrException: No coreNodeName > > for > > > CoreDescriptor[name=articles;instanceDir=/opt/solr/server/solr/configsets/articles] > > It is VERY weird for instanceDir to be under the configsets directory. > Especially for SolrCloud. I know you're in cloud mode because the > ZK-related classes are heavily mentioned in the stacktrace. > > Can you share the entire solr.log file after a restart? If that > directory really is the instanceDir, there should be a core.properties > file. What are its contents? > > Did you use the service installer script? If you did, having an > instanceDir underneath configsets is even MORE strange. > > Thanks, > Shawn > >